package com.wang.springcloud.controller;

import com.netflix.hystrix.contrib.javanica.annotation.HystrixCommand;
import com.wang.springcloud.pojo.Dept;
import com.wang.springcloud.service.DeptService;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.cloud.client.ServiceInstance;
import org.springframework.cloud.client.discovery.DiscoveryClient;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.PathVariable;
import org.springframework.web.bind.annotation.PostMapping;
import org.springframework.web.bind.annotation.RestController;

import java.util.List;
import java.util.Objects;

@RestController
public class DeptController {

    @Autowired
    private DeptService deptService;


    @HystrixCommand(fallbackMethod = "hystrixGet")
    @GetMapping("/dept/get/{id}")
    public Dept get(@PathVariable("id") Long id) {
        Dept dept = deptService.queryById(id);
        if (dept==null) {
            throw new RuntimeException("id:"+id+"该用户不存在");
        }
        return dept;
    }

    public Dept hystrixGet(@PathVariable("id") Long id) {

        return new Dept()
                .setDeptNo(id)
                .setDeptName("id=>"+id+",不存在用户信息，null--@Hystrix")
                .setDbSource("no this database in mysql");
    }


}
